./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:35,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:35,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:35,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:35,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:35,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:35,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:35,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:35,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:35,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:35,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:35,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:35,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:35,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:35,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:35,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:35,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:35,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:35,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:35,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:36,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:36,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:36,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:36,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:36,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:36,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:36,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:36,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:36,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:36,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:36,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:36,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:36,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:36,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:36,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:36,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:36,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:36,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:36,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:36,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:36,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:36,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:56:36,081 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:36,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:36,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:36,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:36,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:36,084 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:36,085 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:36,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:36,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:36,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:36,086 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:36,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:36,094 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:56:36,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:36,094 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:36,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:36,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:36,095 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:36,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:36,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:36,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:36,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:36,096 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:36,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:36,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 [2021-11-23 15:56:36,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:36,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:36,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:36,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:36,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:36,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2021-11-23 15:56:36,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/b3c20a499/f6f438cd59e94e8c93bf84726d550c93/FLAGaf68e14b5 [2021-11-23 15:56:37,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:37,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2021-11-23 15:56:37,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/b3c20a499/f6f438cd59e94e8c93bf84726d550c93/FLAGaf68e14b5 [2021-11-23 15:56:37,391 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/b3c20a499/f6f438cd59e94e8c93bf84726d550c93 [2021-11-23 15:56:37,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:37,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:37,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:37,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:37,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:37,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:37,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cceb0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37, skipping insertion in model container [2021-11-23 15:56:37,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:37,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:37,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:37,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:37,888 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:37,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:38,016 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:38,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38 WrapperNode [2021-11-23 15:56:38,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:38,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:38,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:38,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:38,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,103 INFO L137 Inliner]: procedures = 164, calls = 68, calls flagged for inlining = 29, calls inlined = 10, statements flattened = 59 [2021-11-23 15:56:38,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:38,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:38,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:38,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:38,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:38,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:38,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:38,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:38,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:38,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:38,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:38,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:38,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:38,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:38,436 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:38,438 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:38,686 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:38,706 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:38,711 INFO L158 Benchmark]: Toolchain (without parser) took 1316.02ms. Allocated memory is still 130.0MB. Free memory was 107.9MB in the beginning and 75.9MB in the end (delta: 32.1MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,712 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 88.6MB in the end (delta: 71.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:38,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.78ms. Allocated memory is still 130.0MB. Free memory was 107.9MB in the beginning and 93.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.64ms. Allocated memory is still 130.0MB. Free memory was 93.1MB in the beginning and 90.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,714 INFO L158 Benchmark]: Boogie Preprocessor took 76.32ms. Allocated memory is still 130.0MB. Free memory was 90.6MB in the beginning and 89.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,715 INFO L158 Benchmark]: RCFGBuilder took 525.32ms. Allocated memory is still 130.0MB. Free memory was 89.5MB in the beginning and 75.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 88.6MB in the end (delta: 71.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.78ms. Allocated memory is still 130.0MB. Free memory was 107.9MB in the beginning and 93.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.64ms. Allocated memory is still 130.0MB. Free memory was 93.1MB in the beginning and 90.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.32ms. Allocated memory is still 130.0MB. Free memory was 90.6MB in the beginning and 89.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.32ms. Allocated memory is still 130.0MB. Free memory was 89.5MB in the beginning and 75.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:38,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:41,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:41,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:41,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:41,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:41,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:41,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:41,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:41,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:41,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:41,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:41,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:41,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:41,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:41,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:41,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:41,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:41,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:41,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:41,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:41,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:41,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:41,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:41,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:41,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:41,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:41,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:41,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:41,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:41,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:41,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:41,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:41,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:41,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:41,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:41,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:41,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:41,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:41,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:41,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:41,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:41,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:41,520 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:41,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:41,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:41,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:41,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:41,526 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:41,526 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:41,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:41,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:41,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:41,528 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:41,529 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:41,529 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:56:41,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:41,529 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:41,530 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:41,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:41,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:41,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:41,531 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:41,531 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:41,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:41,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:41,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:41,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:41,532 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:41,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:41,533 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:41,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:41,533 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 [2021-11-23 15:56:41,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:41,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:41,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:41,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:41,986 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:41,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2021-11-23 15:56:42,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/20278ffd3/1f9a616c40cc4fe4a79239ed2a0ea359/FLAGdc12d3a1b [2021-11-23 15:56:42,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:42,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2021-11-23 15:56:42,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/20278ffd3/1f9a616c40cc4fe4a79239ed2a0ea359/FLAGdc12d3a1b [2021-11-23 15:56:42,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/data/20278ffd3/1f9a616c40cc4fe4a79239ed2a0ea359 [2021-11-23 15:56:42,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:42,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:42,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:42,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:42,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:42,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb7d83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42, skipping insertion in model container [2021-11-23 15:56:42,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:43,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:43,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:43,593 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:56:43,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:43,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:43,693 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:43,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:43,797 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:43,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43 WrapperNode [2021-11-23 15:56:43,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:43,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:43,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:43,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:43,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,866 INFO L137 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 29, calls inlined = 10, statements flattened = 59 [2021-11-23 15:56:43,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:43,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:43,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:43,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:43,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:43,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:43,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:43,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:43,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:43,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:43,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:43,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:43,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:44,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:44,222 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:44,224 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:44,562 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:44,597 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:44,601 INFO L158 Benchmark]: Toolchain (without parser) took 1661.63ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 52.4MB in the end (delta: -7.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:44,602 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:44,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.84ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 40.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:44,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.21ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 38.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:44,604 INFO L158 Benchmark]: Boogie Preprocessor took 33.95ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 36.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:44,605 INFO L158 Benchmark]: RCFGBuilder took 697.05ms. Allocated memory is still 81.8MB. Free memory was 36.6MB in the beginning and 52.4MB in the end (delta: -15.8MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:44,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.84ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 40.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.21ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 38.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.95ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 36.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.05ms. Allocated memory is still 81.8MB. Free memory was 36.6MB in the beginning and 52.4MB in the end (delta: -15.8MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:44,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41153779-cb77-4b47-b9e8-760c231bea2d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable